Textbox js implementation of the function of inserting characters at the cursor position (compatible with ie, firefox)_form effects

<?xml version="1.0" encoding="gb2312"?> <meta http-equiv="Content-Language" content="zh-cn"> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> <title>Easier to insert text at the cursor</title> <form method="get"> <div><textarea id="content" cols="50" rows="5">First click the mouse in the text box to determine the cursor position.